<template>
  <div>
    <div style="margin-bottom: 15px">
      <el-input v-model="params.name" style="width: 200px" placeholder="请输入姓名"></el-input>
      <el-input v-model="params.phone" style="width: 200px; margin-left: 5px" placeholder="请输入电话"></el-input>
      <el-button type="warning" style="margin-left: 10px" @click="findBySearch()">查询</el-button>
      <el-button type="warning" style="margin-left: 10px" @click="reset()">清空</el-button>
      <el-button type="primary" style="margin-left: 10px" @click="add()">新增</el-button>
    </div>
    <div>
      <el-table :data="tableData" style="width: 100%">
        <el-table-column prop="name" label="姓名"></el-table-column>
        <el-table-column prop="sex" label="性别"></el-table-column>
        <el-table-column prop="age" label="年龄"></el-table-column>
        <el-table-column prop="phone" label="电话"></el-table-column>
        <el-table-column prop="role" label="角色"></el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-button type="primary" @click="edit(scope.row)">编辑</el-button>
            <el-popconfirm title="确定删除吗？" @confirm="del(scope.row.id)">
              <el-button slot="reference" type="danger" style="margin-left: 5px">删除</el-button>
            </el-popconfirm>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <div style="margin-top: 10px">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="params.pageNum"
          :page-sizes="[5, 10, 15, 20]"
          :page-size="params.pageSize"
          layout="total, sizes, prev, pager, next"
          :total="total">
      </el-pagination>
    </div>
    <div>
      <el-dialog title="请填写信息" :visible.sync="dialogFormVisible" width="30%">
        <el-form :model="form">
          <el-form-item label="姓名" label-width="15%">
            <el-input v-model="form.name" autocomplete="off" style="width: 90%"></el-input>
          </el-form-item>
          <el-form-item label="性别" label-width="15%">
            <el-radio v-model="form.sex" label="男">男</el-radio>
            <el-radio v-model="form.sex" label="女">女</el-radio>
          </el-form-item>
          <el-form-item label="年龄" label-width="15%">
            <el-input v-model="form.age" autocomplete="off" style="width: 90%"></el-input>
          </el-form-item>
          <el-form-item label="电话" label-width="15%">
            <el-input v-model="form.phone" autocomplete="off" style="width: 90%"></el-input>
          </el-form-item>
          <el-form-item label="角色" label-width="15%">
            <el-select v-model="form.role" placeholder="请选择" style="width: 90%">
              <el-option label="教师" value="ROLE_TEACHER"></el-option>
              <el-option label="学生" value="ROLE_STUDENT"></el-option>
            </el-select>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button @click="dialogFormVisible = false">取 消</el-button>
          <el-button type="primary" @click="submit()">确 定</el-button>
        </div>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import request from "@/utils/request";

export default {
  data() {
    return {
      params: {
        name: '',
        phone: '',
        pageNum: 1,
        pageSize: 5
      },
      tableData: [],
      total: 0,
      dialogFormVisible: false,
      form: {}
    }
  },
  // 页面加载的时候，做一些事情，在created里面
  created() {
    this.findBySearch();
  },
  // 定义一些页面上控件出发的事件调用的方法
  methods: {
    findBySearch() {
      request.get("/admin/search", {
        params: this.params
      }).then(res => {
        if (res.code === '0') {
          this.tableData = res.data.list;
          this.total = res.data.total;
        } else {
          this.$message({
            message: res.msg,
            type: 'error'
          });
        }
      })
    },
    add() {
      this.form = {};
      this.dialogFormVisible = true;
    },
    edit(obj) {
      this.form = obj;
      this.dialogFormVisible = true;
    },
    reset() {
      this.params = {
        pageNum: 1,
        pageSize: 5,
        name: '',
        phone: ''
      }
      this.findBySearch();
    },
    handleSizeChange(pageSize) {
      this.params.pageSize = pageSize;
      this.findBySearch();
    },
    handleCurrentChange(pageNum) {
      this.params.pageNum = pageNum;
      this.findBySearch();
    },
    submit() {
      request.post("/admin", this.form).then(res => {
        if (res.code === '0') {
          this.$message({
            message: '操作成功',
            type: 'success'
          });
          this.dialogFormVisible = false;
          this.findBySearch();
        } else {
          this.$message({
            message: res.msg,
            type: 'error'
          });
        }
      })
    },
    del(id) {
      request.delete("/admin/" + id).then(res => {
        if (res.code === '0') {
          this.$message({
            message: '删除成功',
            type: 'success'
          });
          this.findBySearch();
        } else {
          this.$message({
            message: res.msg,
            type: 'error'
          });
        }
      })
    }
  }
}
</script>
